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Power Systems

Power Systems
The rating of fuse wire is always expressed in

  kWh.
  ampere-volts.
  ampere-hours.
  amperes.

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Power Systems
Operator "a" rotates a vector

 nether 1 nor 2
 either 1 or 2
 clock wise direction
 anti clock wise direction

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Power Systems
Which of the following contributes to the Rankine cycle efficiency improvement in a thermal power plant

All of these
 Use of steam for heating of boiler feed water.
 Use of high pressure.
 Reheat of steam an intermediate stages.

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Power Systems
Which of the following plants has the maximum eapital cost

 Hydro-plants.
 Diesel plants.
 Steam plants.
  Nuclear plants.

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Power Systems
In which of the following configuration power transferability is higher?

 horizontal configuration
 triangular configuration
 same in both configuration
None of these

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Power Systems
Which of the following transformer is used in sub station for operating a protective relay?

 distribution transformer
All of these
 auto transformer
 capacitor voltage transformer

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